Re: [PATCH v4 3.0-rc2-tip 13/22] 13: uprobes: Handing int3 and singlestep exception.

[Srikar Dronamraju <srikar@linux.vnet.ibm.com>]

> > + */
> > +int uprobe_post_notifier(struct pt_regs *regs)
> > +{
> > +	struct uprobe *uprobe;
> > +	struct uprobe_task *utask;
> > +
> > +	if (!current->mm || !current->utask || !current->utask->active_uprobe)
> > +		/* task is currently not uprobed */
> > +		return 0;
> > +
> > +	utask = current->utask;
> > +	uprobe = utask->active_uprobe;
> > +	if (!uprobe)
> > +		return 0;
> > +
> > +	set_thread_flag(TIF_UPROBE);
> > +	return 1;
> > +}
> 
> Looks like this can be simplified.  If current->utask->active_uprobe is
> non-null then surely the assignment to uprobe will be too?
> 

Yes, the two lines where we check for !uprobe and return are redundant
and can be removed. Will be corrected in the next patchset.

-- 
Thanks and Regards
Srikar